ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount" } ], "id": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331/replies", "type": "Collection", "first": { "id": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331/replies", "items": [ { "id": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331", "published": "2025-01-14T20:15:20Z", "url": "https://mastodon.social/@sindresorhus/113828542591686773", "attributedTo": "https://mastodon.social/users/sindresorhus", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/sindresorhus/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773", "inReplyToAtomUri": "https://mastodon.social/users/sindresorhus/statuses/113827601030603331", "conversation": "tag:mastodon.social,2025-01-14:objectId=893905792:objectType=Conversation", "content": "<p>It&#39;s also useful for automation. You could set up automatically switching the default browser when arriving at work or at a specific time.</p><p><a href=\"https://sindresorhus.com/default-browser#auto-switch-browser\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">sindresorhus.com/default-brows</span><span class=\"invisible\">er#auto-switch-browser</span></a></p>", "contentMap": { "en": "<p>It&#39;s also useful for automation. You could set up automatically switching the default browser when arriving at work or at a specific time.</p><p><a href=\"https://sindresorhus.com/default-browser#auto-switch-browser\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">sindresorhus.com/default-brows</span><span class=\"invisible\">er#auto-switch-browser</span></a></p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773/likes", "type": "Collection", "totalItems": 11 }, "shares": { "id": "https://mastodon.social/users/sindresorhus/statuses/113828542591686773/shares", "type": "Collection", "totalItems": 1 } } ] } }